Answers

Add 70/7 and 7/81

1^st number: 10 0/7, 2^nd number: 7/81

70/7 + 7/81 is 817/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 81 is 567
   
   Next, find the equivalent fraction of both fractional numbers with denominator 567
2. For the 1st fraction, since 7 × 81 = 567,
   70/7 = 70 × 81/7 × 81 = 5670/567
3. Likewise, for the 2nd fraction, since 81 × 7 = 567,
   7/81 = 7 × 7/81 × 7 = 49/567
4. Add the two like fractions:
   5670/567 + 49/567 = 5670 + 49/567 = 5719/567
5. 5719/567 simplified gives 817/81
6. So, 70/7 + 7/81 = 817/81
   In mixed form: 107/81

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